INT Gigabit to SFP Media Converter. Data transfer rate: 1000 Mbps. 10/100/1000Base-TX auto-sensing RJ45 port, maximum distance 100 m / 300 ft. (Cat5e and better). RJ45 port with Auto MDI/MDI-X support. SFP (Small Form Factor Pluggable) optical transceiver module port (SFP module not included). Module port for Gigabit multimode or single-mode Mini GBIC 1.25G SFP-type fiber modules. Status LEDs for power and Link/TX for both ports. External power adapter, 5 VDC. Functions as a stand-alone converter or can be used with the 14-slot media converter chassis, model 507356. Three-Year Warranty .